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【单选题】
已知A点坐标为（100,100），A、B之间水平距离为200m，AB边的坐标方位角为60°，则B点坐标为（ ）。A.
（186.6，150）
B.
（150，186.6）
C.
（86.6，50）
D.
（50，86.6）
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举一反三
【单选题】Scarcity exists because
A.
society and people are greedy and wasteful.
B.
our wants exceed the resources available to satisfy them.
C.
of the inefficient choices we make.
D.
poor people need more food and other goods.
【简答题】下列有关主观判断法的说法正确的有（ ）。
【简答题】关于修正久期的说法正确的有（ ）。
【简答题】关于宪法的说法正确的有（ ）。
【简答题】下列有关作业成本法的说法正确的有（ ）。
【简答题】下面关于司法的说法正确的有（ ）。
【简答题】下列有关供给法则的说法正确的有（ ）。
【单选题】Peter: ________ has he lived in China?Susan: He has lived here for two years.
A.
How long
B.
How soon
C.
How much
【单选题】Late-night Drinking Coffee lovers beware. Having a quick 'pick-me-up' cup of coffee late in the day will play havoc with your sleep. As well as being a stimulant, caffeine interrupts the flow of melat...
A.
melatonin levels need to be raised.
B.
neurohormone can wake us up.
C.
coffee is a stimulant.
D.
decaf is a caffeinated coffee.
【单选题】Late-night Drinking Coffee lovers beware. Having a quick 'pick-me-up' cup of coffee late in the day will play havoc with your sleep. As well as being a stimulant, caffeine interrupts the flow of melat...
A.
melatonin levels need to be raised.
B.
neurohormone can wake us up.
C.
coffee is a stimulant.
D.
decaf is a caffeinated coffee.
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